From 2ab04f126ac9dc8100d9b99b5da75c24a39306b5 Mon Sep 17 00:00:00 2001
From: vytskalt <vytskalt@protonmail.com>
Date: Thu, 12 Jun 2025 13:00:39 +0300
Subject: [PATCH] ffmpeg: fix nvcc build

---
 pkgs/development/libraries/ffmpeg/generic.nix       |  3 +++
 .../libraries/ffmpeg/nvccflags-cpp14.patch          | 13 +++++++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 pkgs/development/libraries/ffmpeg/nvccflags-cpp14.patch

diff --git a/pkgs/development/libraries/ffmpeg/generic.nix b/pkgs/development/libraries/ffmpeg/generic.nix
index bb47eb7faace..87c8e036906a 100644
--- a/pkgs/development/libraries/ffmpeg/generic.nix
+++ b/pkgs/development/libraries/ffmpeg/generic.nix
@@ -436,6 +436,9 @@ stdenv.mkDerivation (
           hash = "sha256-l1t4LcUDSW757diNu69NzvjenW5Mxb5aYtXz64Yl9gs=";
         })
       ]
+      ++ optionals (lib.versionAtLeast version "5.1") [
+        ./nvccflags-cpp14.patch
+      ]
       ++ optionals (lib.versionAtLeast version "6.1" && lib.versionOlder version "6.2") [
         (fetchpatch2 {
           # this can be removed post 6.1
diff --git a/pkgs/development/libraries/ffmpeg/nvccflags-cpp14.patch b/pkgs/development/libraries/ffmpeg/nvccflags-cpp14.patch
new file mode 100644
index 000000000000..4c395ad13229
--- /dev/null
+++ b/pkgs/development/libraries/ffmpeg/nvccflags-cpp14.patch
@@ -0,0 +1,13 @@
+diff --git a/configure b/configure
+index ffa407d53d..f3e223cfac 100755
+--- a/configure
++++ b/configure
+@@ -6742,7 +6742,7 @@ if [ -z "$nvccflags" ]; then
+     nvccflags=$nvccflags_default
+ fi
+
+-nvccflags="$nvccflags -std=c++11"
++nvccflags="$nvccflags -std=c++14"
+
+ if enabled x86_64 || enabled ppc64 || enabled aarch64; then
+     nvccflags="$nvccflags -m64"